package com.zzn.bookManage.service;

import com.zzn.bookManage.pojo.User;

import java.util.List;

public interface UserService {
    User registerUser(User in);
    User loginUser(User in);
    boolean deleteUser(User in);
    List<User> listUsers();
    List<User> listUsersByNickname(User in);
    boolean changeUserInfo(User in);
    boolean changeUserPassword(User in);
}
